JP3641969B2 - High voltage automatic switchgear device - Google Patents

High voltage automatic switchgear device Download PDF

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Publication number
JP3641969B2
JP3641969B2 JP07329899A JP7329899A JP3641969B2 JP 3641969 B2 JP3641969 B2 JP 3641969B2 JP 07329899 A JP07329899 A JP 07329899A JP 7329899 A JP7329899 A JP 7329899A JP 3641969 B2 JP3641969 B2 JP 3641969B2
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Prior art keywords
terminal
bushing
direct connection
main circuit
type
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JP2000270429A (en
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学 青木
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Takaoka Electric Mfg Co Ltd
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Takaoka Electric Mfg Co Ltd
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Description

【０００１】
【発明の属する技術分野】
本発明は、高圧自動開閉器装置に関する。
【０００２】
【従来の技術】
図５は従来の高圧自動開閉器装置の構成を示し、（ａ）は正面図、（ｂ）は側面断面図、図６は従来の高圧自動開閉器装置の機器直結型端末接続部分の構成を示す断面図である。図５において、高圧自動開閉器装置１０１は、開閉器１０３と制御器１０４と電源変圧器１０５を外箱１０２に収納し、開閉器１０３には、直線型機器直結型端末１０７の絶縁筒１０７ａとの嵌合面を有する主回路ブッシング１０６と、Ｌ型機器直結型端末１０９の絶縁筒１０９ａとの嵌合面を有する電源ブッシング１０８を設けている。主回路ブッシング１０６は、直線型機器直結型端末１０７と主回路ケーブル１０７ｂを介して高圧配電線路に接続し、電源ブッシング１０８は、Ｌ型機器直結型端末１０９と電源ケーブル１０９ｂを介して電源変圧器１０５に接続している。主回路ブッシング１０６と主回路ケーブル１０７ｂおよび電源ブッシング１０８と電源ケーブル１０９ｂの接続についてより具体的に説明すると、図６に示すように、主回路ケーブル１０７ｂと接続された直線型機器直結型端末１０７の端子１１２は、チューリップコンタクト１１３を介して主回路ブッシング１０６の導体１０６ａに接続される。また、電源ケーブル１０９ｂと接続されたＬ型機器直結型端末１０９の端子１０９ｃは、チューリップコンタクト１７ａを介して電源ブッシング１０８の導体１０８ａに接続される。開閉器１０３は、ブッシング貫通部の増加により低下する気密の信頼性を確保するために、主回路ブッシング１０６と電源ブッシング１０８をエポキシ樹脂などの絶縁材料により一体に成型し、樹脂内部で導体１０６ａと導体１０８ａは接続されている。開閉器１０３は、直線型機器直結型端末１０７を主回路ブッシング１０６に接続することにより、主回路ケーブル１０７ｂを介して高圧配電線路と接続する。一方、電源変圧器１０５は、Ｌ型機器直結型端末１０９を電源ブッシング１０８に接続することにより、電源ケーブル１０９ｂを介して高圧配電線路に接続する。
【０００３】
入力側の直線型機器直結型端末１０７を通じて開閉器１０３に供給された電力は、制御器によって開閉制御される図示しない接点部を通過し再び出力側の直線型機器直結型端末１０７を通じて高圧配電線路に送られるとともに、電源ブッシング１０８、Ｌ型機器直結型端末１０９、電源ケーブル１０９ｂを通じて電源変圧器１０５に送られ、変圧されて、制御器１０４に電源として供給される。
【０００４】
【発明が解決しようとする課題】
上述のように従来技術の高圧自動開閉器装置においては、開閉器に主回路ブッシングと電源ブッシングを設け、それぞれのブッシングを一体に成型して設けているために、絶縁材料の増加による重量増加や、ブッシング構造が複雑になる等の問題があった。
【０００５】
本発明においては、絶縁材料が少なく軽量でブッシング構造のシンプルな高圧自動開閉器装置を提供することを目的としている。
【０００６】
【課題を解決するための手段】
本発明の請求項１は上記の課題を解決するために、開閉器に設けるブッシングを主回路ブッシングのみとし、２本のＴ型機器直結型端末を、接続ブッシングを用いて主回路ブッシングに取り付ける。２本のＴ型機器直結型端末のうち、主回路ブッシング側のＴ型機器直結型端末を主回路端末とし、ケーブルを介して高圧配電線路と接続し、一方のＴ型機器直結型端末を電源変圧器端末とし、ケーブルを介して電源変圧器と接続することを特徴とする。
【０００７】
本発明の請求項２は上記の課題を解決するために、開閉器に設けるブッシングを主回路ブッシングのみとし、Ｔ型機器直結型端末を主回路ブッシングに取り付け、Ｌ型機器直結型端末を、接続ブッシングを用いてＴ型機器直結型端末に取り付ける。Ｔ型機器直結型端末を主回路端末とし、ケーブルを介して高圧配電線路と接続し、Ｌ型機器直結型端末を電源変圧器端末とし、ケーブルを介して電源変圧器と接続することを特徴とする。
【０００８】
【発明の実施の形態】
図１は本発明の請求項１の一実施の形態例を示す高圧自動開閉器装置の構成図であり、（ａ）は正面図、（ｂ）は側面断面図、図２は本発明の高圧自動開閉器装置の機器直結型端末接続部分の構成を示す断面図、図３は本発明の高圧自動開閉器装置の一実施の形態例を示す結線図である。図１において、高圧自動開閉器装置１は、開閉器３と制御器４と電源変圧器５を外箱２に収納し、開閉器３には、特開平９−２８９０４９公報にある公知の機器直結型端末のような、主回路端末として用いるＴ型機器直結型端末７の絶縁筒７ａとの嵌合構造を有する主回路ブッシング６を設けている。開閉器３は、Ｔ型機器直結型端末７を主回路ブッシング６に嵌合接続し、主回路ケーブル７ｂを介して高圧配電線路に接続し、電源変圧器５は、電源ケーブル９ｂと、電源変圧器端末として用いるＴ型機器直結型端末９を、接続ブッシング１１を用いて、主回路ブッシング６に接続したＴ型機器直結型端末７に接続することによって、主回路ケーブル７ｂを介して高圧配電線路に接続する。
【０００９】
高圧配電線路と主回路ブッシング６および電源変圧器５の接続についてより具体的に説明すると、図２に示すように、主回路ケーブル７ｂと接続されたＴ型機器直結型端末７の端子１２は、ワッシャ１３を介して頭部にねじを持つねじ付きボルト１４により主回路ブッシング６の導体６ａに接続される。ねじ付きボルト１４は、電源変圧器５の定格電流を通電するに十分な抵抗値の導電体である。Ｔ型機器直結型端末７の絶縁筒７ａおよび電源ケーブル９ｂが接続されたＴ型機器直結型端末９の絶縁筒９ａとの嵌合面を有する接続ブッシング１１は、前記ねじ付きボルト１４の頭部に設けられたねじに嵌合する導体１０をＴ型機器直結型端末７の絶縁筒７ａと同一軸線上の位置に有し、前記導体１０をねじ付ボルト１４の頭部に設けられたねじにねじ込むことによりＴ型機器直結型端末７に接続される。Ｔ型機器直結型端末９の端子１２は、ワッシャ１３を介して頭部にねじを持つねじ付きボルト１４により接続ブッシング１１の導体１０に接続される。また、Ｔ型機器直結型端末９の開口した嵌合面の絶縁のため、Ｔ型機器直結型端末９に、Ｔ型機器直結型端末９の絶縁筒９ａとの嵌合面を有し、ねじ付ボルト１４に設けられたねじに嵌合する絶縁栓１５をねじ込むことにより取り付ける。
【００１０】
図３に示すように、入力側のＴ型機器直結型端末７を通じて供給された電力は、開閉器３の制御器によって開閉制御された接点部１８を通過し再び出力側のＴ型機器直結型端末７を通じて高圧配電線路に送られるとともに、Ｔ型機器直結型端末９、電源ケーブル９ｂを通じて電源変圧器５に送られ、変圧されて、制御器４に電源として供給される。
【００１１】
図４は本発明の請求項２の一実施の形態例を示す高圧自動開閉器装置の構成図であり、本発明の高圧自動開閉器装置の機器直結型端末接続部分の構成を示す断面図である。高圧自動開閉器装置１は、請求項１に示す発明と同様に、開閉器３と制御器４と電源変圧器５を外箱２に収納し、開閉器３にはＴ型機器直結型端末７の絶縁筒７ａとの嵌合構造を有する主回路ブッシング６を設けている。図４において、主回路ブッシング６は、嵌合接続されるＴ型機器直結型端末７と主回路ケーブル７ｂを介して高圧配電線路に接続し、電源変圧器５は、電源ケーブル１０９ｂと、電源変圧器端末として用いるＬ型機器直結型端末１０９を、接続ブッシング１６を用いて、主回路ブッシング６に接続したＴ型機器直結型端末７に接続することによって、主回路ケーブル７ｂを介して高圧配電線路に接続する。
【００１２】
接続ブッシング１６は、Ｔ型機器直結型端末７の絶縁筒７ａとの嵌合面と、Ｌ型機器直結型端末１０９の絶縁筒１０９ａとの嵌合面を有し、絶縁筒７ａとの嵌合側の端部にねじ付きボルト１４の頭部に設けられたねじに嵌合するねじ部１７ｂと、絶縁筒１０９ａとの嵌合側の端部にＬ型機器直結型端末１０９の端子１０９ｃと嵌合するチューリップコンタクト１７ａを設けた導体１７を有している。
【００１３】
高圧配電線路と主回路ブッシング６および電源変圧器５の接続についてより具体的に説明すると、主回路ケーブル７ｂと接続されたＴ型機器直結型端末７の端子１２は、ワッシャ１３を介して頭部にねじを持つねじ付きボルト１４により主回路ブッシング６の導体６ａに接続される。ねじ付きボルト１４は、電源変圧器５の定格電流を通電するに十分な抵抗値の導電体である。接続ブッシング１６は、ねじ付きボルト１４の頭部に導体１７のねじ部１７ｂをねじ込むことにより、接続される。Ｌ型機器直結型端末１０９の端子１０９ｃは、チューリップコンタクト１７ａを介して接続ブッシング１６の導体１７に接続される。開閉器３は、Ｔ型機器直結型端末７を主回路ブッシング６に取り付けることにより、主回路ケーブル７ｂを介して高圧配電線路と接続する。一方、電源変圧器５は、Ｌ型機器直結型端末１０９を接続ブッシング１６に取り付けることにより、電源ケーブル１０９ｂとＴ型機器直結型端末７および主回路ケーブル７ｂを介して高圧配電線路に接続する。
【００１４】
【発明の効果】
本発明によれば、高圧配電線路と開閉器および電源変圧器を接続するに必要なブッシングを別々に設ける必要が無いので、ブッシング構造がシンプルな高圧自動開閉器装置とすることができる。
【図面の簡単な説明】
【図１】本発明の請求項１の一実施の形態例を示す高圧自動開閉器装置の構成図であり、（ａ）は正面図、（ｂ）は側面断面図である。
【図２】本発明の請求項１の一実施の形態例を示す高圧自動開閉器装置のＴ型機器直結型端末接続部分の構成を示す断面図である。
【図３】本発明の請求項１の一実施の形態例を示す高圧自動開閉器装置の結線図である。
【図４】本発明の請求項２の一実施の形態例を示す高圧自動開閉器装置のＴ型機器直結型端末接続部分の構成を示す断面図である。
【図５】従来の高圧自動開閉器装置の一例を示す構成図であり、（ａ）は正面図、（ｂ）は側面断面図を示す。
【図６】従来の機器直結型端末の構成を示す断面図である。
【符号の説明】
１ 高圧自動開閉器装置
２ 外箱
３ 開閉器
４ 制御器
５ 電源変圧器
６ 主回路ブッシング
６ａ 導体
７ Ｔ型機器直結型端末
７ａ 絶縁筒
７ｂ 主回路ケーブル
９ Ｔ型機器直結型端末
９ａ 絶縁筒
９ｂ 電源ケーブル
１０ 導体
１１ 接続ブッシング
１２ 端子
１３ ワッシャ
１４ ねじ付きボルト
１５ 絶縁栓
１６ 接続ブッシング
１７ 導体
１７ａ チューリップコンタクト
１７ｂ ねじ部
１８ 接点部
１０１ 高圧自動開閉器装置
１０２ 外箱
１０３ 開閉器
１０４ 制御器
１０５ 電源変圧器
１０６ 主回路ブッシング
１０６ａ 導体
１０７ 直線型機器直結型端末
１０７ａ 絶縁筒
１０７ｂ 主回路ケーブル
１０８ 電源ブッシング
１０８ａ 導体
１０９ Ｌ型機器直結型端末
１０９ａ 絶縁筒
１０９ｂ 電源ケーブル
１０９ｃ 端子
１１２ 端子
１１３ チューリップコンタクト[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a high-voltage automatic switch device.
[0002]
[Prior art]
5A and 5B show the configuration of a conventional high-voltage automatic switch device, where FIG. 6A is a front view, FIG. 5B is a side sectional view, and FIG. 6 shows the configuration of a device direct connection type terminal connection portion of a conventional high-voltage automatic switch device. It is sectional drawing shown. In FIG. 5, the high-voltage automatic switch device 101 houses a switch 103, a controller 104, and a power transformer 105 in an outer box 102, and the switch 103 includes an insulating cylinder 107 a of a linear device direct connection terminal 107. The power supply bushing 108 having a fitting surface between the main circuit bushing 106 having the fitting surface and the insulating cylinder 109a of the L-type device direct connection type terminal 109 is provided. The main circuit bushing 106 is connected to the high-voltage distribution line via the straight-type device direct connection type terminal 107 and the main circuit cable 107b, and the power supply bushing 108 is connected to the L-type device direct connection type terminal 109 and the power supply cable 109b. 105 is connected. The connection between the main circuit bushing 106 and the main circuit cable 107b and the power supply bushing 108 and the power supply cable 109b will be described in more detail. As shown in FIG. 6, the linear device directly connected terminal 107 connected to the main circuit cable 107b is connected. The terminal 112 is connected to the conductor 106 a of the main circuit bushing 106 through the tulip contact 113. The terminal 109c of the L-type device direct connection type terminal 109 connected to the power cable 109b is connected to the conductor 108a of the power supply bushing 108 through the tulip contact 17a. The switch 103 is formed by integrally molding the main circuit bushing 106 and the power supply bushing 108 with an insulating material such as an epoxy resin in order to ensure the airtight reliability that decreases due to an increase in the bushing penetrating portion. The conductor 108a is connected. The switch 103 is connected to the high-voltage distribution line via the main circuit cable 107 b by connecting the straight-type device direct connection type terminal 107 to the main circuit bushing 106. On the other hand, the power transformer 105 is connected to the high-voltage distribution line via the power cable 109 b by connecting the L-type device direct connection type terminal 109 to the power bushing 108.
[0003]
The electric power supplied to the switch 103 through the input-side linear device direct connection type terminal 107 passes through a contact portion (not shown) controlled to be opened and closed by the controller, and again passes through the output-side linear device direct connection type terminal 107 to the high-voltage distribution line. Is sent to the power transformer 105 through the power bushing 108, the L-type equipment direct connection type terminal 109, and the power cable 109b, transformed, and supplied to the controller 104 as power.
[0004]
[Problems to be solved by the invention]
As described above, in the conventional high-voltage automatic switchgear device, the main circuit bushing and the power supply bushing are provided in the switch, and the respective bushings are integrally molded. There is a problem that the bushing structure is complicated.
[0005]
An object of the present invention is to provide a simple high-voltage automatic switch device that has a small amount of insulating material and is lightweight and has a bushing structure.
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the first aspect of the present invention uses only the main circuit bushing as the bushing provided in the switch, and attaches the two T-type device direct connection type terminals to the main circuit bushing using the connection bushing. Of the two T-type equipment direct connection type terminals, the T-type equipment direct connection type terminal on the main circuit bushing side is used as the main circuit terminal, and is connected to the high-voltage distribution line via a cable, and one T-type equipment direct connection type terminal is powered. A transformer terminal is connected to a power transformer via a cable.
[0007]
In order to solve the above-mentioned problem, the present invention provides a bushing provided in a switch only for a main circuit bushing, a T-type device direct connection type terminal attached to the main circuit bushing, and an L-type device direct connection type terminal connected. Attaching to a T-type device direct connection type terminal using a bushing. The T type equipment direct connection type terminal is the main circuit terminal, connected to the high voltage distribution line via the cable, the L type equipment direct connection type terminal is the power transformer terminal, and is connected to the power transformer via the cable. To do.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a configuration diagram of a high-voltage automatic switchgear device showing an embodiment of claim 1 of the present invention, where (a) is a front view, (b) is a side sectional view, and FIG. Sectional drawing which shows the structure of the apparatus direct connection type | mold terminal connection part of an automatic switch apparatus, FIG. 3 is a connection diagram which shows one Embodiment of the high voltage | pressure automatic switch apparatus of this invention. In FIG. 1, a high-voltage automatic switch device 1 houses a switch 3, a controller 4, and a power transformer 5 in an outer box 2. The switch 3 is directly connected to a known device disclosed in Japanese Patent Laid-Open No. 9-289049. A main circuit bushing 6 having a fitting structure with an insulating cylinder 7a of a T-type device direct connection type terminal 7 used as a main circuit terminal such as a type terminal is provided. The switch 3 is connected to the main circuit bushing 6 by fitting and connecting the T-type device direct connection type terminal 7 to the high voltage distribution line via the main circuit cable 7b. The power transformer 5 includes a power cable 9b and a power transformer. By connecting the T-type device direct connection type terminal 9 used as a container terminal to the T-type device direct connection type terminal 7 connected to the main circuit bushing 6 by using the connection bushing 11, the high-voltage distribution line via the main circuit cable 7b Connect to.
[0009]
The connection between the high-voltage distribution line, the main circuit bushing 6 and the power transformer 5 will be described more specifically. As shown in FIG. 2, the terminal 12 of the T-type device directly connected terminal 7 connected to the main circuit cable 7b is It is connected to the conductor 6a of the main circuit bushing 6 by a screw bolt 14 having a screw on the head through a washer 13. The threaded bolt 14 is a conductor having a resistance value sufficient to pass the rated current of the power transformer 5. The connection bushing 11 having a fitting surface with the insulation cylinder 7a of the T-type device direct connection type terminal 7 and the insulation cylinder 9a of the T-type device direct connection type terminal 9 to which the power cable 9b is connected is the head of the threaded bolt 14 A conductor 10 to be fitted to a screw provided on the screw is provided at a position on the same axis as that of the insulating cylinder 7a of the T-type device direct connection type terminal 7, and the conductor 10 is provided on a screw provided on the head of the screwed bolt 14. It is connected to the T-type device direct connection type terminal 7 by screwing. The terminal 12 of the T-type device direct connection type terminal 9 is connected to the conductor 10 of the connection bushing 11 by a screw bolt 14 having a screw on the head via a washer 13. Further, in order to insulate the open fitting surface of the T-type device direct connection type terminal 9, the T-type device direct connection type terminal 9 has a fitting surface with the insulating cylinder 9a of the T-type device direct connection type terminal 9, and screw The insulation plug 15 fitted to the screw provided on the attachment bolt 14 is attached by screwing.
[0010]
As shown in FIG. 3, the electric power supplied through the input-side T-type device direct connection type terminal 7 passes through the contact portion 18 controlled to be opened and closed by the controller of the switch 3, and is again directly connected to the output-side T-type device. In addition to being sent to the high-voltage distribution line through the terminal 7, it is sent to the power transformer 5 through the T-type equipment direct connection type terminal 9 and the power cable 9b, transformed, and supplied to the controller 4 as power.
[0011]
FIG. 4 is a configuration diagram of a high-voltage automatic switch device showing an embodiment of claim 2 of the present invention, and is a cross-sectional view showing a configuration of a device direct connection type terminal connection portion of the high-voltage automatic switch device of the present invention. is there. The high-voltage automatic switch device 1 stores the switch 3, the controller 4, and the power transformer 5 in the outer box 2 in the same manner as the invention described in claim 1, and the switch 3 has a T-type device direct connection type terminal 7. The main circuit bushing 6 having a fitting structure with the insulating cylinder 7a is provided. In FIG. 4, a main circuit bushing 6 is connected to a high voltage distribution line via a T-type device direct connection type terminal 7 and a main circuit cable 7b to be connected, and a power transformer 5 includes a power cable 109b, a power transformer By connecting the L-type device direct connection type terminal 109 used as a device terminal to the T-type device direct connection type terminal 7 connected to the main circuit bushing 6 using the connection bushing 16, the high-voltage distribution line via the main circuit cable 7b Connect to.
[0012]
The connection bushing 16 has a fitting surface with the insulating tube 7a of the T-type device direct connection type terminal 7 and a fitting surface with the insulating tube 109a of the L-type device direct connection type terminal 109, and is fitted with the insulating tube 7a. A threaded portion 17b that fits into a screw provided on the head of the threaded bolt 14 at the end on the side and a terminal 109c of the L-type device direct connection type terminal 109 at the end on the mating side with the insulating tube 109a It has a conductor 17 provided with a matching tulip contact 17a.
[0013]
The connection between the high-voltage distribution line, the main circuit bushing 6 and the power transformer 5 will be described in more detail. The terminal 12 of the T-type device directly connected terminal 7 connected to the main circuit cable 7 b is connected to the head via the washer 13. It is connected to the conductor 6a of the main circuit bushing 6 by a threaded bolt 14 having a screw on the top. The threaded bolt 14 is a conductor having a resistance value sufficient to pass the rated current of the power transformer 5. The connection bushing 16 is connected by screwing the threaded portion 17 b of the conductor 17 into the head of the threaded bolt 14. The terminal 109c of the L-type device direct connection type terminal 109 is connected to the conductor 17 of the connection bushing 16 through the tulip contact 17a. The switch 3 is connected to the high-voltage distribution line via the main circuit cable 7 b by attaching the T-type device direct connection type terminal 7 to the main circuit bushing 6. On the other hand, the power transformer 5 is connected to the high voltage distribution line via the power cable 109b, the T-type device direct connection terminal 7 and the main circuit cable 7b by attaching the L-type device direct connection type terminal 109 to the connection bushing 16.
[0014]
【The invention's effect】
According to the present invention, since it is not necessary to separately provide a bushing necessary for connecting the high-voltage distribution line, the switch, and the power transformer, a high-voltage automatic switch device with a simple bushing structure can be provided.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a configuration diagram of a high-voltage automatic switch device showing an embodiment of claim 1 of the present invention, in which (a) is a front view and (b) is a side sectional view.
FIG. 2 is a cross-sectional view showing a configuration of a T-type device direct connection type terminal connection portion of a high-voltage automatic switchgear device showing an embodiment of claim 1 of the present invention;
FIG. 3 is a connection diagram of a high-voltage automatic switch device showing an embodiment of claim 1 of the present invention.
FIG. 4 is a cross-sectional view showing a configuration of a T-type device direct connection type terminal connection portion of a high-voltage automatic switchgear device showing an embodiment of claim 2 of the present invention;
5A and 5B are configuration diagrams showing an example of a conventional high-voltage automatic switch device, in which FIG. 5A is a front view, and FIG. 5B is a side sectional view.
FIG. 6 is a cross-sectional view showing a configuration of a conventional device direct connection type terminal.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 High voltage automatic switch device 2 Outer box 3 Switch 4 Controller 5 Power transformer 6 Main circuit bushing 6a Conductor 7 T type apparatus direct connection type terminal 7a Insulation cylinder 7b Main circuit cable 9 T type apparatus direct connection type terminal 9a Insulation cylinder 9b Power cable 10 Conductor 11 Connection bushing 12 Terminal 13 Washer 14 Screw bolt 15 Insulation plug 16 Connection bushing 17 Conductor 17a Tulip contact 17b Screw part 18 Contact part 101 High-voltage automatic switchgear device 102 Outer box 103 Switch 104 Controller 105 Power supply transformation Device 106 Main circuit bushing 106a Conductor 107 Linear type equipment direct connection type terminal 107a Insulating cylinder 107b Main circuit cable 108 Power supply bushing 108a Conductor 109 L type equipment direct connection type terminal 109a Insulation cylinder 109b Power supply cable 109c Terminal 112 Terminal 113 Tulip contact

Claims (2)

高圧配電線路を開閉する開閉器と、開閉器を自動操作および遠方操作するための制御器と、制御器に電源を供給する電源変圧器と、これらを収納する外箱から成り、開閉器にはブッシングと機器直結端末を取り付け、ケーブルを介して、高圧配電線路と開閉器および電源変圧器を接続する高圧自動開閉器装置において、開閉器に設けるブッシングを主回路ブッシングのみとし、前記主回路ブッシングと嵌合構造を有する２本のＴ型機器直結型端末を、接続ブッシングを用いて直列に配し、前記主回路ブッシングに取り付け、前記２本のＴ型機器直結型端末のうち前記主回路ブッシング側のＴ型機器直結型端末を主回路端末としケーブルを介して高圧配電線路と接続し、一方のＴ型機器直結型端末を電源変圧器端末としケーブルを介して電源変圧器と接続することを特徴とする高圧自動開閉器装置。A switch for opening and closing a high-voltage distribution line, switches the controller for automatic operation and remote operation of a power transformer for supplying power to the controller consists outer box for accommodating them, the switch In a high-voltage automatic switchgear device that connects a bushing and a device direct connection terminal and connects a high-voltage distribution line, a switch and a power transformer via a cable, the bushing provided in the switch is only the main circuit bushing, and the main circuit bushing Two T-type device direct connection type terminals having a fitting structure are arranged in series using a connection bushing and attached to the main circuit bushing, and the main circuit bushing side of the two T type device direct connection type terminals The T type equipment direct connection type terminal is connected to the high voltage distribution line via a cable as a main circuit terminal, and one T type equipment direct connection type terminal is used as a power transformer terminal to change the power supply via the cable. Pressure automatic switch device, characterized in that connected to the vessel. 高圧配電線路を開閉する開閉器と、開閉器を自動操作および遠方操作するための制御器と、制御器に電源を供給する電源変圧器と、これらを収納する外箱から成り、開閉器にはブッシングと機器直結端末を取り付け、ケーブルを介して、高圧配電線路と開閉器および電源変圧器を接続する高圧自動開閉器装置において、開閉器に設けるブッシングを主回路ブッシングのみとし、前記主回路ブッシングと嵌合構造を有するＴ型機器直結型端末を、前記主回路ブッシングに取り付け、Ｌ型機器直結型端末を、接続ブッシングを用いてＴ型機器直結型端末と直列に配してＴ型機器直結型端末に取り付け、Ｔ型機器直結型端末を主回路端末としケーブルを介して高圧配電線路と接続し、Ｌ型機器直結型端末を電源変圧器端末としケーブルを介して電源変圧器と接続することを特徴とする高圧自動開閉器装置。A switch for opening and closing a high-voltage distribution line, switches the controller for automatic operation and remote operation of a power transformer for supplying power to the controller consists outer box for accommodating them, the switch In a high-voltage automatic switchgear device that connects a bushing and a device direct connection terminal and connects a high-voltage distribution line, a switch and a power transformer via a cable, the bushing provided in the switch is only the main circuit bushing, and the main circuit bushing A T-type device direct connection type terminal having a fitting structure is attached to the main circuit bushing, and an L-type device direct connection type terminal is arranged in series with the T-type device direct connection type terminal using a connection bushing. Attached to the terminal, the T type equipment direct connection type terminal is the main circuit terminal and connected to the high voltage distribution line via the cable, and the L type equipment direct connection type terminal is the power transformer terminal and the power is supplied via the cable. Pressure automatic switch device, characterized in that connected to the divider.
JP07329899A 1999-03-18 1999-03-18 High voltage automatic switchgear device Expired - Fee Related JP3641969B2 (en)

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CN100448125C (en) * 2002-11-22 2008-12-31 三菱电机株式会社 Switchgear connector
KR100763001B1 (en) 2004-11-19 2007-10-04 (주) 건일이엔지 A Distributing Board using Elbow Loadbreak Connecter
WO2013145358A1 (en) * 2012-03-27 2013-10-03 三菱電機株式会社 Gas-insulated switchgear
EP2876756A1 (en) * 2013-11-21 2015-05-27 Tyco Electronics Raychem GmbH Connector assembly
CN217361335U (en) * 2022-05-17 2022-09-02 海南金盘智能科技股份有限公司 High-voltage sealed dry-type transformer

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EP4010954A4 (en) * 2019-09-06 2022-09-28 S&C Electric Company Power distribution lateral protection system and method

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